In the structure of the dichromate ion,there is a :

  • A
    linear symmetrical $Cr-O-Cr$ bond.
  • B
    non-linear symmetrical $Cr-O-Cr$ bond.
  • C
    linear unsymmetrical $Cr-O-Cr$ bond.
  • D
    non-linear unsymmetrical $Cr-O-Cr$ bond.

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